400W IntelliBrite 5G White Pool/Thermal Strip PCBA Kit Pentair 619916Z

No, typically you don't need to drain the pool to replace an underwater light. Most LED fixtures allow for bulb replacement while submerged, but ensure the power is off before proceeding.

Working with an electrician is advisable for pool light replacements, especially if there's a need to repair or update existing wiring or install new wiring for additional lights.

LED pool lighting is known for its durability, often exceeding 20,000 hours of power. Quality LED brands can last for 10 years or more, while lower-cost options may have shorter lifespans.